X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=misc%2Fmke2fs.c;h=dd4d2139185e618be9a46886cbeabfc2f944e025;hb=bbccc6f3c6a106721fb6f1ef4df6bc32c7986235;hp=01b2111b09b5a25c719e41900d84bbc7ecc2fc3c;hpb=dfe74c5c676406d747cdf224d7da8a09f82f2659;p=tools%2Fe2fsprogs.git diff --git a/misc/mke2fs.c b/misc/mke2fs.c index 01b2111..dd4d213 100644 --- a/misc/mke2fs.c +++ b/misc/mke2fs.c @@ -16,17 +16,17 @@ * enforced (but it's not much fun on a character device :-). */ -#define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX in Solaris */ +#define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX */ #include "config.h" #include #include #include -#include #include #include #ifdef __linux__ #include +#include #endif #ifdef HAVE_GETOPT_H #include @@ -44,24 +44,20 @@ extern int optind; #include #endif #include -#include -#include #include #include #include #include "ext2fs/ext2_fs.h" #include "ext2fs/ext2fsP.h" -#include "et/com_err.h" #include "uuid/uuid.h" -#include "e2p/e2p.h" -#include "ext2fs/ext2fs.h" #include "util.h" #include "profile.h" #include "prof_err.h" #include "../version.h" -#include "nls-enable.h" -#include "quota/mkquota.h" +#include "quota/quotaio.h" +#include "mke2fs.h" +#include "create_inode.h" #define STRIDE_LENGTH 8 @@ -77,44 +73,53 @@ extern int isatty(int); extern FILE *fpopen(const char *cmd, const char *mode); const char * program_name = "mke2fs"; -const char * device_name /* = NULL */; +static const char * device_name /* = NULL */; /* Command line options */ -int cflag; +static int cflag; int verbose; int quiet; -int super_only; -int discard = 1; /* attempt to discard device before fs creation */ -int direct_io; -int force; -int noaction; +static int super_only; +static int discard = 1; /* attempt to discard device before fs creation */ +static int direct_io; +static int force; +static int noaction; +static int num_backups = 2; /* number of backup bg's for sparse_super2 */ +static uid_t root_uid; +static gid_t root_gid; int journal_size; int journal_flags; -int lazy_itable_init; -char *bad_blocks_filename; -__u32 fs_stride; -int quotatype = -1; /* Initialize both user and group quotas by default */ - -struct ext2_super_block fs_param; -char *fs_uuid = NULL; -char *creator_os; -char *volume_label; -char *mount_dir; +static int lazy_itable_init; +static int packed_meta_blocks; +static char *bad_blocks_filename = NULL; +static __u32 fs_stride; +static int quotatype = -1; /* Initialize both user and group quotas by default */ +static __u64 offset; +static blk64_t journal_location = ~0LL; +static int proceed_delay = -1; +static blk64_t dev_size; + +static struct ext2_super_block fs_param; +static char *fs_uuid = NULL; +static char *creator_os; +static char *volume_label; +static char *mount_dir; char *journal_device; -int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ +static int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ char **fs_types; +const char *root_dir; /* Copy files from the specified directory */ -profile_t profile; +static profile_t profile; -int sys_page_size = 4096; -int linux_version_code = 0; +static int sys_page_size = 4096; static void usage(void) { fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] " "[-C cluster-size]\n\t[-i bytes-per-inode] [-I inode-size] " "[-J journal-options]\n" - "\t[-G flex-group-size] [-N number-of-inodes]\n" + "\t[-G flex-group-size] [-N number-of-inodes] " + "[-d root-directory]\n" "\t[-m reserved-blocks-percentage] [-o creator-os]\n" "\t[-g blocks-per-group] [-L volume-label] " "[-M last-mounted-directory]\n\t[-O feature[,...]] " @@ -137,7 +142,7 @@ static int int_log2(unsigned long long arg) return l; } -static int int_log10(unsigned long long arg) +int int_log10(unsigned long long arg) { int l; @@ -146,6 +151,7 @@ static int int_log10(unsigned long long arg) return l; } +#ifdef __linux__ static int parse_version_number(const char *s) { int major, minor, rev; @@ -165,9 +171,32 @@ static int parse_version_number(const char *s) rev = strtol(cp, &endptr, 10); if (cp == endptr) return 0; - return ((((major * 256) + minor) * 256) + rev); + return KERNEL_VERSION(major, minor, rev); } +static int is_before_linux_ver(unsigned int major, unsigned int minor) +{ + struct utsname ut; + static int linux_version_code = -1; + + if (uname(&ut)) { + perror("uname"); + exit(1); + } + if (linux_version_code < 0) + linux_version_code = parse_version_number(ut.release); + if (linux_version_code == 0) + return 0; + + return linux_version_code < KERNEL_VERSION(major, minor, 0); +} +#else +static int is_before_linux_ver(unsigned int major, unsigned int minor) +{ + return 0; +} +#endif + /* * Helper function for read_bb_file and test_disk */ @@ -195,7 +224,7 @@ static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); fclose (f); if (retval) { - com_err("ext2fs_read_bb_FILE", retval, + com_err("ext2fs_read_bb_FILE", retval, "%s", _("while reading in list of bad blocks from file")); exit(1); } @@ -224,7 +253,7 @@ static void test_disk(ext2_filsys fs, badblocks_list *bb_list) retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); pclose(f); if (retval) { - com_err("ext2fs_read_bb_FILE", retval, + com_err("ext2fs_read_bb_FILE", retval, "%s", _("while processing list of bad blocks from program")); exit(1); } @@ -295,7 +324,7 @@ _("Warning: the backup superblock/group descriptors at block %u contain\n" */ retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); if (retval) { - com_err("ext2fs_badblocks_list_iterate_begin", retval, + com_err("ext2fs_badblocks_list_iterate_begin", retval, "%s", _("while marking bad blocks as used")); exit(1); } @@ -304,6 +333,60 @@ _("Warning: the backup superblock/group descriptors at block %u contain\n" ext2fs_badblocks_list_iterate_end(bb_iter); } +static void write_reserved_inodes(ext2_filsys fs) +{ + errcode_t retval; + ext2_ino_t ino; + struct ext2_inode *inode; + + retval = ext2fs_get_memzero(EXT2_INODE_SIZE(fs->super), &inode); + if (retval) { + com_err("inode_init", retval, "while allocating memory"); + exit(1); + } + + for (ino = 1; ino < EXT2_FIRST_INO(fs->super); ino++) + ext2fs_write_inode_full(fs, ino, inode, + EXT2_INODE_SIZE(fs->super)); + + ext2fs_free_mem(&inode); +} + +static errcode_t packed_allocate_tables(ext2_filsys fs) +{ + errcode_t retval; + dgrp_t i; + blk64_t goal = 0; + + for (i = 0; i < fs->group_desc_count; i++) { + retval = ext2fs_new_block2(fs, goal, NULL, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats2(fs, goal, +1); + ext2fs_block_bitmap_loc_set(fs, i, goal); + } + for (i = 0; i < fs->group_desc_count; i++) { + retval = ext2fs_new_block2(fs, goal, NULL, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats2(fs, goal, +1); + ext2fs_inode_bitmap_loc_set(fs, i, goal); + } + for (i = 0; i < fs->group_desc_count; i++) { + blk64_t end = ext2fs_blocks_count(fs->super) - 1; + retval = ext2fs_get_free_blocks2(fs, goal, end, + fs->inode_blocks_per_group, + fs->block_map, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats_range(fs, goal, + fs->inode_blocks_per_group, +1); + ext2fs_inode_table_loc_set(fs, i, goal); + ext2fs_group_desc_csum_set(fs, i); + } + return 0; +} + static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed) { errcode_t retval; @@ -349,37 +432,41 @@ static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed) ext2fs_zero_blocks2(0, 0, 0, 0, 0); ext2fs_numeric_progress_close(fs, &progress, _("done \n")); + + /* Reserved inodes must always have correct checksums */ + if (fs->super->s_creator_os == EXT2_OS_LINUX && + fs->super->s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) + write_reserved_inodes(fs); } static void create_root_dir(ext2_filsys fs) { errcode_t retval; struct ext2_inode inode; - __u32 uid, gid; retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); if (retval) { - com_err("ext2fs_mkdir", retval, _("while creating root dir")); + com_err("ext2fs_mkdir", retval, "%s", + _("while creating root dir")); exit(1); } - if (geteuid()) { + if (root_uid != 0 || root_gid != 0) { retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); if (retval) { - com_err("ext2fs_read_inode", retval, + com_err("ext2fs_read_inode", retval, "%s", _("while reading root inode")); exit(1); } - uid = getuid(); - inode.i_uid = uid; - ext2fs_set_i_uid_high(inode, uid >> 16); - if (uid) { - gid = getgid(); - inode.i_gid = gid; - ext2fs_set_i_gid_high(inode, gid >> 16); - } + + inode.i_uid = root_uid; + ext2fs_set_i_uid_high(inode, root_uid >> 16); + inode.i_gid = root_gid; + ext2fs_set_i_gid_high(inode, root_gid >> 16); + retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode); if (retval) { - com_err("ext2fs_write_inode", retval, + com_err("ext2fs_write_inode", retval, "%s", _("while setting root inode ownership")); exit(1); } @@ -397,14 +484,14 @@ static void create_lost_and_found(ext2_filsys fs) fs->umask = 077; retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); if (retval) { - com_err("ext2fs_mkdir", retval, + com_err("ext2fs_mkdir", retval, "%s", _("while creating /lost+found")); exit(1); } retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); if (retval) { - com_err("ext2_lookup", retval, + com_err("ext2_lookup", retval, "%s", _("while looking up /lost+found")); exit(1); } @@ -417,7 +504,7 @@ static void create_lost_and_found(ext2_filsys fs) break; retval = ext2fs_expand_dir(fs, ino); if (retval) { - com_err("ext2fs_expand_dir", retval, + com_err("ext2fs_expand_dir", retval, "%s", _("while expanding /lost+found")); exit(1); } @@ -432,7 +519,7 @@ static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0); retval = ext2fs_update_bb_inode(fs, bb_list); if (retval) { - com_err("ext2fs_update_bb_inode", retval, + com_err("ext2fs_update_bb_inode", retval, "%s", _("while setting bad block inode")); exit(1); } @@ -501,7 +588,7 @@ static void create_journal_dev(ext2_filsys fs) retval = ext2fs_create_journal_superblock(fs, ext2fs_blocks_count(fs->super), 0, &buf); if (retval) { - com_err("create_journal_dev", retval, + com_err("create_journal_dev", retval, "%s", _("while initializing journal superblock")); exit(1); } @@ -539,7 +626,7 @@ write_superblock: fs->super->s_first_data_block+1, 1, buf); if (retval) { - com_err("create_journal_dev", retval, + com_err("create_journal_dev", retval, "%s", _("while writing journal superblock")); exit(1); } @@ -554,6 +641,14 @@ static void show_stats(ext2_filsys fs) dgrp_t i; int need, col_left; + if (!verbose) { + printf(_("Creating filesystem with %llu %dk blocks and " + "%u inodes\n"), + ext2fs_blocks_count(s), fs->blocksize >> 10, + s->s_inodes_count); + goto skip_details; + } + if (ext2fs_blocks_count(&fs_param) != ext2fs_blocks_count(s)) fprintf(stderr, _("warning: %llu blocks unused.\n\n"), ext2fs_blocks_count(&fs_param) - ext2fs_blocks_count(s)); @@ -583,6 +678,8 @@ static void show_stats(ext2_filsys fs) ext2fs_r_blocks_count(s), 100.0 * ext2fs_r_blocks_count(s) / ext2fs_blocks_count(s)); printf(_("First data block=%u\n"), s->s_first_data_block); + if (root_uid != 0 || root_gid != 0) + printf(_("Root directory owner=%u:%u\n"), root_uid, root_gid); if (s->s_reserved_gdt_blocks) printf(_("Maximum filesystem blocks=%lu\n"), (s->s_reserved_gdt_blocks + fs->desc_blocks) * @@ -600,12 +697,15 @@ static void show_stats(ext2_filsys fs) s->s_blocks_per_group, s->s_clusters_per_group); printf(_("%u inodes per group\n"), s->s_inodes_per_group); +skip_details: if (fs->group_desc_count == 1) { printf("\n"); return; } - printf(_("Superblock backups stored on blocks: ")); + if (!e2p_is_null_uuid(s->s_uuid)) + printf(_("Filesystem UUID: %s\n"), e2p_uuid2str(s->s_uuid)); + printf("%s", _("Superblock backups stored on blocks: ")); group_block = s->s_first_data_block; col_left = 0; for (i = 1; i < fs->group_desc_count; i++) { @@ -626,6 +726,23 @@ static void show_stats(ext2_filsys fs) } /* + * Returns true if making a file system for the Hurd, else 0 + */ +static int for_hurd(const char *os) +{ + if (!os) { +#ifdef __GNU__ + return 1; +#else + return 0; +#endif + } + if (isdigit(*os)) + return (atoi(os) == EXT2_OS_HURD); + return (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0); +} + +/* * Set the S_CREATOR_OS field. Return true if OS is known, * otherwise, 0. */ @@ -658,7 +775,7 @@ static void parse_extended_opts(struct ext2_super_block *param, len = strlen(opts); buf = malloc(len+1); if (!buf) { - fprintf(stderr, + fprintf(stderr, "%s", _("Couldn't allocate memory to parse options!\n")); exit(1); } @@ -675,7 +792,51 @@ static void parse_extended_opts(struct ext2_super_block *param, *arg = 0; arg++; } - if (strcmp(token, "mmp_update_interval") == 0) { + if (strcmp(token, "desc-size") == 0 || + strcmp(token, "desc_size") == 0) { + int desc_size; + + if (!(fs_param.s_feature_incompat & + EXT4_FEATURE_INCOMPAT_64BIT)) { + fprintf(stderr, + _("%s requires '-O 64bit'\n"), token); + r_usage++; + continue; + } + if (param->s_reserved_gdt_blocks != 0) { + fprintf(stderr, + _("'%s' must be before 'resize=%u'\n"), + token, param->s_reserved_gdt_blocks); + r_usage++; + continue; + } + if (!arg) { + r_usage++; + badopt = token; + continue; + } + desc_size = strtoul(arg, &p, 0); + if (*p || (desc_size & (desc_size - 1))) { + fprintf(stderr, + _("Invalid desc_size: '%s'\n"), arg); + r_usage++; + continue; + } + param->s_desc_size = desc_size; + } else if (strcmp(token, "offset") == 0) { + if (!arg) { + r_usage++; + badopt = token; + continue; + } + offset = strtoull(arg, &p, 0); + if (*p) { + fprintf(stderr, _("Invalid offset: %s\n"), + arg); + r_usage++; + continue; + } + } else if (strcmp(token, "mmp_update_interval") == 0) { if (!arg) { r_usage++; badopt = token; @@ -689,6 +850,28 @@ static void parse_extended_opts(struct ext2_super_block *param, r_usage++; continue; } + } else if (strcmp(token, "num_backup_sb") == 0) { + if (!arg) { + r_usage++; + badopt = token; + continue; + } + num_backups = strtoul(arg, &p, 0); + if (*p || num_backups > 2) { + fprintf(stderr, + _("Invalid # of backup " + "superbocks: %s\n"), + arg); + r_usage++; + continue; + } + } else if (strcmp(token, "packed_meta_blocks") == 0) { + if (arg) + packed_meta_blocks = strtoul(arg, &p, 0); + else + packed_meta_blocks = 1; + if (packed_meta_blocks) + journal_location = 0; } else if (strcmp(token, "stride") == 0) { if (!arg) { r_usage++; @@ -742,7 +925,7 @@ static void parse_extended_opts(struct ext2_super_block *param, continue; } if (resize <= ext2fs_blocks_count(param)) { - fprintf(stderr, + fprintf(stderr, "%s", _("The resize maximum must be greater " "than the filesystem size.\n")); r_usage++; @@ -766,7 +949,7 @@ static void parse_extended_opts(struct ext2_super_block *param, if (rsv_gdb > 0) { if (param->s_rev_level == EXT2_GOOD_OLD_REV) { - fprintf(stderr, + fprintf(stderr, "%s", _("On-line resizing not supported with revision 0 filesystems\n")); free(buf); exit(1); @@ -789,6 +972,29 @@ static void parse_extended_opts(struct ext2_super_block *param, EXT2_MKJOURNAL_LAZYINIT : 0; else journal_flags |= EXT2_MKJOURNAL_LAZYINIT; + } else if (!strcmp(token, "root_owner")) { + if (arg) { + root_uid = strtoul(arg, &p, 0); + if (*p != ':') { + fprintf(stderr, + _("Invalid root_owner: '%s'\n"), + arg); + r_usage++; + continue; + } + p++; + root_gid = strtoul(p, &p, 0); + if (*p) { + fprintf(stderr, + _("Invalid root_owner: '%s'\n"), + arg); + r_usage++; + continue; + } + } else { + root_uid = getuid(); + root_gid = getgid(); + } } else if (!strcmp(token, "discard")) { discard = 1; } else if (!strcmp(token, "nodiscard")) { @@ -821,11 +1027,17 @@ static void parse_extended_opts(struct ext2_super_block *param, "and may take an argument which\n" "\tis set off by an equals ('=') sign.\n\n" "Valid extended options are:\n" + "\tmmp_update_interval=\n" + "\tnum_backup_sb=<0|1|2>\n" "\tstride=\n" "\tstripe-width=\n" + "\toffset=\n" "\tresize=\n" + "\tpacked_meta_blocks=<0 to disable, 1 to enable>\n" "\tlazy_itable_init=<0 to disable, 1 to enable>\n" "\tlazy_journal_init=<0 to disable, 1 to enable>\n" + "\troot_uid=\n" + "\troot_gid=\n" "\ttest_fs\n" "\tdiscard\n" "\tnodiscard\n" @@ -848,7 +1060,8 @@ static __u32 ok_features[3] = { EXT3_FEATURE_COMPAT_HAS_JOURNAL | EXT2_FEATURE_COMPAT_RESIZE_INODE | EXT2_FEATURE_COMPAT_DIR_INDEX | - EXT2_FEATURE_COMPAT_EXT_ATTR, + EXT2_FEATURE_COMPAT_EXT_ATTR | + EXT4_FEATURE_COMPAT_SPARSE_SUPER2, /* Incompat */ EXT2_FEATURE_INCOMPAT_FILETYPE| EXT3_FEATURE_INCOMPAT_EXTENTS| @@ -856,7 +1069,8 @@ static __u32 ok_features[3] = { EXT2_FEATURE_INCOMPAT_META_BG| EXT4_FEATURE_INCOMPAT_FLEX_BG| EXT4_FEATURE_INCOMPAT_MMP | - EXT4_FEATURE_INCOMPAT_64BIT, + EXT4_FEATURE_INCOMPAT_64BIT| + EXT4_FEATURE_INCOMPAT_INLINE_DATA, /* R/O compat */ EXT2_FEATURE_RO_COMPAT_LARGE_FILE| EXT4_FEATURE_RO_COMPAT_HUGE_FILE| @@ -868,7 +1082,7 @@ static __u32 ok_features[3] = { #ifdef CONFIG_QUOTA EXT4_FEATURE_RO_COMPAT_QUOTA| #endif - 0 + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM }; @@ -958,7 +1172,7 @@ static void print_str_list(char **list) /* * Return TRUE if the profile has the given subsection */ -static int profile_has_subsection(profile_t profile, const char *section, +static int profile_has_subsection(profile_t prof, const char *section, const char *subsection) { void *state; @@ -970,7 +1184,7 @@ static int profile_has_subsection(profile_t profile, const char *section, names[1] = subsection; names[2] = 0; - if (profile_iterator_create(profile, names, + if (profile_iterator_create(prof, names, PROFILE_ITER_LIST_SECTION | PROFILE_ITER_RELATIONS_ONLY, &state)) return 0; @@ -986,7 +1200,7 @@ static int profile_has_subsection(profile_t profile, const char *section, static char **parse_fs_type(const char *fs_type, const char *usage_types, - struct ext2_super_block *fs_param, + struct ext2_super_block *sb, blk64_t fs_blocks_count, char *progname) { @@ -997,15 +1211,11 @@ static char **parse_fs_type(const char *fs_type, const char *size_type; struct str_list list; unsigned long long meg; - int is_hurd = 0; + int is_hurd = for_hurd(creator_os); if (init_list(&list)) return 0; - if (creator_os && (!strcasecmp(creator_os, "GNU") || - !strcasecmp(creator_os, "hurd"))) - is_hurd = 1; - if (fs_type) ext_type = fs_type; else if (is_hurd) @@ -1044,16 +1254,16 @@ static char **parse_fs_type(const char *fs_type, "%s filesystem type.\n"), ext_type); if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") || !strcmp(ext_type, "ext4dev")) { - printf(_("You probably need to install an updated " - "mke2fs.conf file.\n\n")); + printf("%s", _("You probably need to install an " + "updated mke2fs.conf file.\n\n")); } if (!force) { - printf(_("Aborting...\n")); + printf("%s", _("Aborting...\n")); exit(1); } } - meg = (1024 * 1024) / EXT2_BLOCK_SIZE(fs_param); + meg = (1024 * 1024) / EXT2_BLOCK_SIZE(sb); if (fs_blocks_count < 3 * meg) size_type = "floppy"; else if (fs_blocks_count < 512 * meg) @@ -1070,6 +1280,7 @@ static char **parse_fs_type(const char *fs_type, parse_str = malloc(strlen(usage_types)+1); if (!parse_str) { + free(profile_type); free(list.list); return 0; } @@ -1094,10 +1305,8 @@ static char **parse_fs_type(const char *fs_type, } if (t) cp = t+1; - else { - cp = ""; + else break; - } } free(parse_str); free(profile_type); @@ -1106,15 +1315,15 @@ static char **parse_fs_type(const char *fs_type, return (list.list); } -static char *get_string_from_profile(char **fs_types, const char *opt, +char *get_string_from_profile(char **types, const char *opt, const char *def_val) { char *ret = 0; int i; - for (i=0; fs_types[i]; i++); + for (i=0; types[i]; i++); for (i-=1; i >=0 ; i--) { - profile_get_string(profile, "fs_types", fs_types[i], + profile_get_string(profile, "fs_types", types[i], opt, 0, &ret); if (ret) return ret; @@ -1123,36 +1332,36 @@ static char *get_string_from_profile(char **fs_types, const char *opt, return (ret); } -static int get_int_from_profile(char **fs_types, const char *opt, int def_val) +int get_int_from_profile(char **types, const char *opt, int def_val) { int ret; char **cpp; profile_get_integer(profile, "defaults", opt, 0, def_val, &ret); - for (cpp = fs_types; *cpp; cpp++) + for (cpp = types; *cpp; cpp++) profile_get_integer(profile, "fs_types", *cpp, opt, ret, &ret); return ret; } -static double get_double_from_profile(char **fs_types, const char *opt, +static double get_double_from_profile(char **types, const char *opt, double def_val) { double ret; char **cpp; profile_get_double(profile, "defaults", opt, 0, def_val, &ret); - for (cpp = fs_types; *cpp; cpp++) + for (cpp = types; *cpp; cpp++) profile_get_double(profile, "fs_types", *cpp, opt, ret, &ret); return ret; } -static int get_bool_from_profile(char **fs_types, const char *opt, int def_val) +int get_bool_from_profile(char **types, const char *opt, int def_val) { int ret; char **cpp; profile_get_boolean(profile, "defaults", opt, 0, def_val, &ret); - for (cpp = fs_types; *cpp; cpp++) + for (cpp = types; *cpp; cpp++) profile_get_boolean(profile, "fs_types", *cpp, opt, ret, &ret); return ret; } @@ -1214,7 +1423,7 @@ out: static void PRS(int argc, char *argv[]) { - int b, c; + int b, c, flags; int cluster_size = 0; char *tmp, **cpp; int blocksize = 0; @@ -1223,18 +1432,29 @@ static void PRS(int argc, char *argv[]) unsigned long flex_bg_size = 0; double reserved_ratio = -1.0; int lsector_size = 0, psector_size = 0; - int show_version_only = 0; + int show_version_only = 0, is_device = 0; unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */ errcode_t retval; char * oldpath = getenv("PATH"); char * extended_opts = 0; char * fs_type = 0; char * usage_types = 0; - blk64_t dev_size; + /* + * NOTE: A few words about fs_blocks_count and blocksize: + * + * Initially, blocksize is set to zero, which implies 1024. + * If -b is specified, blocksize is updated to the user's value. + * + * Next, the device size or the user's "blocks" command line argument + * is used to set fs_blocks_count; the units are blocksize. + * + * Later, if blocksize hasn't been set and the profile specifies a + * blocksize, then blocksize is updated and fs_blocks_count is scaled + * appropriately. Note the change in units! + * + * Finally, we complain about fs_blocks_count > 2^32 on a non-64bit fs. + */ blk64_t fs_blocks_count = 0; -#ifdef __linux__ - struct utsname ut; -#endif long sysval; int s_opt = -1, r_opt = -1; char *fs_features = 0; @@ -1246,7 +1466,8 @@ static void PRS(int argc, char *argv[]) pathlen += strlen(oldpath); newpath = malloc(pathlen); if (!newpath) { - fprintf(stderr, _("Couldn't allocate memory for new PATH.\n")); + fprintf(stderr, "%s", + _("Couldn't allocate memory for new PATH.\n")); exit(1); } strcpy(newpath, PATH_SET); @@ -1299,15 +1520,8 @@ profile_error: memset(&fs_param, 0, sizeof(struct ext2_super_block)); fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */ -#ifdef __linux__ - if (uname(&ut)) { - perror("uname"); - exit(1); - } - linux_version_code = parse_version_number(ut.release); - if (linux_version_code && linux_version_code < (2*65536 + 2*256)) + if (is_before_linux_ver(2, 2)) fs_param.s_rev_level = 0; -#endif if (argc && *argv) { program_name = get_progname(*argv); @@ -1319,13 +1533,13 @@ profile_error: } while ((c = getopt (argc, argv, - "b:cg:i:jl:m:no:qr:s:t:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:V")) != EOF) { + "b:cg:i:jl:m:no:qr:s:t:d:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:V")) != EOF) { switch (c) { case 'b': - blocksize = strtol(optarg, &tmp, 0); + blocksize = parse_num_blocks2(optarg, -1); b = (blocksize > 0) ? blocksize : -blocksize; if (b < EXT2_MIN_BLOCK_SIZE || - b > EXT2_MAX_BLOCK_SIZE || *tmp) { + b > EXT2_MAX_BLOCK_SIZE) { com_err(program_name, 0, _("invalid block size - %s"), optarg); exit(1); @@ -1343,9 +1557,9 @@ profile_error: cflag++; break; case 'C': - cluster_size = strtoul(optarg, &tmp, 0); - if (cluster_size < EXT2_MIN_CLUSTER_SIZE || - cluster_size > EXT2_MAX_CLUSTER_SIZE || *tmp) { + cluster_size = parse_num_blocks2(optarg, -1); + if (cluster_size <= EXT2_MIN_CLUSTER_SIZE || + cluster_size > EXT2_MAX_CLUSTER_SIZE) { com_err(program_name, 0, _("invalid cluster size - %s"), optarg); @@ -1355,15 +1569,25 @@ profile_error: case 'D': direct_io = 1; break; + case 'R': + com_err(program_name, 0, "%s", + _("'-R' is deprecated, use '-E' instead")); + /* fallthrough */ + case 'E': + extended_opts = optarg; + break; + case 'F': + force++; + break; case 'g': fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0); if (*tmp) { - com_err(program_name, 0, - _("Illegal number for blocks per group")); + com_err(program_name, 0, "%s", + _("Illegal number for blocks per group")); exit(1); } if ((fs_param.s_blocks_per_group % 8) != 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("blocks per group must be multiple of 8")); exit(1); } @@ -1371,13 +1595,13 @@ profile_error: case 'G': flex_bg_size = strtoul(optarg, &tmp, 0); if (*tmp) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Illegal number for flex_bg size")); exit(1); } if (flex_bg_size < 1 || (flex_bg_size & (flex_bg_size-1)) != 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("flex_bg size must be a power of 2")); exit(1); } @@ -1394,29 +1618,42 @@ profile_error: exit(1); } break; + case 'I': + inode_size = strtoul(optarg, &tmp, 0); + if (*tmp) { + com_err(program_name, 0, + _("invalid inode size - %s"), optarg); + exit(1); + } + break; + case 'j': + if (!journal_size) + journal_size = -1; + break; case 'J': parse_journal_opts(optarg); break; case 'K': - fprintf(stderr, _("Warning: -K option is deprecated and " - "should not be used anymore. Use " - "\'-E nodiscard\' extended option " - "instead!\n")); + fprintf(stderr, "%s", + _("Warning: -K option is deprecated and " + "should not be used anymore. Use " + "\'-E nodiscard\' extended option " + "instead!\n")); discard = 0; break; - case 'j': - if (!journal_size) - journal_size = -1; - break; case 'l': - bad_blocks_filename = malloc(strlen(optarg)+1); + bad_blocks_filename = realloc(bad_blocks_filename, + strlen(optarg) + 1); if (!bad_blocks_filename) { - com_err(program_name, ENOMEM, + com_err(program_name, ENOMEM, "%s", _("in malloc for bad_blocks_filename")); exit(1); } strcpy(bad_blocks_filename, optarg); break; + case 'L': + volume_label = optarg; + break; case 'm': reserved_ratio = strtod(optarg, &tmp); if ( *tmp || reserved_ratio > 50 || @@ -1427,12 +1664,26 @@ profile_error: exit(1); } break; + case 'M': + mount_dir = optarg; + break; case 'n': noaction++; break; + case 'N': + num_inodes = strtoul(optarg, &tmp, 0); + if (*tmp) { + com_err(program_name, 0, + _("bad num inodes - %s"), optarg); + exit(1); + } + break; case 'o': creator_os = optarg; break; + case 'O': + fs_features = optarg; + break; case 'q': quiet = 1; break; @@ -1448,47 +1699,12 @@ profile_error: case 's': /* deprecated */ s_opt = atoi(optarg); break; - case 'I': - inode_size = strtoul(optarg, &tmp, 0); - if (*tmp) { - com_err(program_name, 0, - _("invalid inode size - %s"), optarg); - exit(1); - } - break; - case 'v': - verbose = 1; - break; - case 'F': - force++; - break; - case 'L': - volume_label = optarg; - break; - case 'M': - mount_dir = optarg; - break; - case 'N': - num_inodes = strtoul(optarg, &tmp, 0); - if (*tmp) { - com_err(program_name, 0, - _("bad num inodes - %s"), optarg); - exit(1); - } - break; - case 'O': - fs_features = optarg; - break; - case 'E': - case 'R': - extended_opts = optarg; - break; case 'S': super_only = 1; break; case 't': if (fs_type) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("The -t option may only be used once")); exit(1); } @@ -1496,7 +1712,7 @@ profile_error: break; case 'T': if (usage_types) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("The -T option may only be used once")); exit(1); } @@ -1505,6 +1721,12 @@ profile_error: case 'U': fs_uuid = optarg; break; + case 'd': + root_dir = optarg; + break; + case 'v': + verbose = 1; + break; case 'V': /* Print version number and exit */ show_version_only++; @@ -1578,8 +1800,18 @@ profile_error: if (optind < argc) usage(); - if (!force) - check_plausibility(device_name); + profile_get_integer(profile, "options", "proceed_delay", 0, 0, + &proceed_delay); + + /* The isatty() test is so we don't break existing scripts */ + flags = CREATE_FILE; + if (isatty(0) && isatty(1)) + flags |= CHECK_FS_EXIST; + if (!quiet) + flags |= VERBOSE_CREATE; + if (!check_plausibility(device_name, flags, &is_device) && !force) + proceed_question(proceed_delay); + check_mount(device_name, force, _("filesystem")); /* Determine the size of the device (if possible) */ @@ -1592,20 +1824,20 @@ profile_error: &dev_size); if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("while trying to determine filesystem size")); exit(1); } if (!fs_blocks_count) { if (retval == EXT2_ET_UNIMPLEMENTED) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Couldn't determine device size; you " "must specify\nthe size of the " "filesystem\n")); exit(1); } else { if (dev_size == 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Device size reported to be zero. " "Invalid partition specified, or\n\t" "partition table wasn't reread " @@ -1621,10 +1853,10 @@ profile_error: fs_blocks_count &= ~((blk64_t) ((sys_page_size / EXT2_BLOCK_SIZE(&fs_param))-1)); } - } else if (!force && (fs_blocks_count > dev_size)) { - com_err(program_name, 0, + } else if (!force && is_device && (fs_blocks_count > dev_size)) { + com_err(program_name, 0, "%s", _("Filesystem larger than apparent device size.")); - proceed_question(); + proceed_question(proceed_delay); } if (!fs_type) @@ -1643,7 +1875,7 @@ profile_error: fs_blocks_count ? fs_blocks_count : dev_size, argv[0]); if (!fs_types) { - fprintf(stderr, _("Failed to parse fs types list\n")); + fprintf(stderr, "%s", _("Failed to parse fs types list\n")); exit(1); } @@ -1675,20 +1907,104 @@ profile_error: tmp = get_string_from_profile(fs_types, "default_features", ""); } + /* Mask off features which aren't supported by the Hurd */ + if (for_hurd(creator_os)) { + fs_param.s_feature_incompat &= ~EXT2_FEATURE_INCOMPAT_FILETYPE; + fs_param.s_feature_ro_compat &= + ~(EXT4_FEATURE_RO_COMPAT_HUGE_FILE | + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM); + } edit_feature(fs_features ? fs_features : tmp, &fs_param.s_feature_compat); if (tmp) free(tmp); + /* + * If the user specified features incompatible with the Hurd, complain + */ + if (for_hurd(creator_os)) { + if (fs_param.s_feature_incompat & + EXT2_FEATURE_INCOMPAT_FILETYPE) { + fprintf(stderr, "%s", _("The HURD does not support the " + "filetype feature.\n")); + exit(1); + } + if (fs_param.s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_HUGE_FILE) { + fprintf(stderr, "%s", _("The HURD does not support the " + "huge_file feature.\n")); + exit(1); + } + if (fs_param.s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) { + fprintf(stderr, "%s", _("The HURD does not support the " + "metadata_csum feature.\n")); + exit(1); + } + } + + /* Get the hardware sector sizes, if available */ + retval = ext2fs_get_device_sectsize(device_name, &lsector_size); + if (retval) { + com_err(program_name, retval, "%s", + _("while trying to determine hardware sector size")); + exit(1); + } + retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size); + if (retval) { + com_err(program_name, retval, "%s", + _("while trying to determine physical sector size")); + exit(1); + } + + tmp = getenv("MKE2FS_DEVICE_SECTSIZE"); + if (tmp != NULL) + lsector_size = atoi(tmp); + tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE"); + if (tmp != NULL) + psector_size = atoi(tmp); + + /* Older kernels may not have physical/logical distinction */ + if (!psector_size) + psector_size = lsector_size; + + if (blocksize <= 0) { + use_bsize = get_int_from_profile(fs_types, "blocksize", 4096); + + if (use_bsize == -1) { + use_bsize = sys_page_size; + if (is_before_linux_ver(2, 6) && use_bsize > 4096) + use_bsize = 4096; + } + if (lsector_size && use_bsize < lsector_size) + use_bsize = lsector_size; + if ((blocksize < 0) && (use_bsize < (-blocksize))) + use_bsize = -blocksize; + blocksize = use_bsize; + fs_blocks_count /= (blocksize / 1024); + } else { + if (blocksize < lsector_size) { /* Impossible */ + com_err(program_name, EINVAL, "%s", + _("while setting blocksize; too small " + "for device\n")); + exit(1); + } else if ((blocksize < psector_size) && + (psector_size <= sys_page_size)) { /* Suboptimal */ + fprintf(stderr, _("Warning: specified blocksize %d is " + "less than device physical sectorsize %d\n"), + blocksize, psector_size); + } + } + + fs_param.s_log_block_size = + int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); /* * We now need to do a sanity check of fs_blocks_count for * 32-bit vs 64-bit block number support. */ - if ((fs_blocks_count > MAX_32_NUM) && (blocksize == 0)) { - fs_blocks_count /= 4; /* Try using a 4k blocksize */ - blocksize = 4096; - fs_param.s_log_block_size = 2; - } + if ((fs_blocks_count > MAX_32_NUM) && + (fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT)) + fs_param.s_feature_compat &= ~EXT2_FEATURE_COMPAT_RESIZE_INODE; if ((fs_blocks_count > MAX_32_NUM) && !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) && get_bool_from_profile(fs_types, "auto_64-bit_support", 0)) { @@ -1720,14 +2036,15 @@ profile_error: if (r_opt == EXT2_GOOD_OLD_REV && (fs_param.s_feature_compat || fs_param.s_feature_incompat || fs_param.s_feature_ro_compat)) { - fprintf(stderr, _("Filesystem features not supported " - "with revision 0 filesystems\n")); + fprintf(stderr, "%s", _("Filesystem features not supported " + "with revision 0 filesystems\n")); exit(1); } if (s_opt > 0) { if (r_opt == EXT2_GOOD_OLD_REV) { - fprintf(stderr, _("Sparse superblocks not supported " + fprintf(stderr, "%s", + _("Sparse superblocks not supported " "with revision 0 filesystems\n")); exit(1); } @@ -1739,8 +2056,8 @@ profile_error: if (journal_size != 0) { if (r_opt == EXT2_GOOD_OLD_REV) { - fprintf(stderr, _("Journals not supported " - "with revision 0 filesystems\n")); + fprintf(stderr, "%s", _("Journals not supported with " + "revision 0 filesystems\n")); exit(1); } fs_param.s_feature_compat |= @@ -1767,12 +2084,11 @@ profile_error: fs_param.s_feature_ro_compat = 0; } - if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && - (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) { - fprintf(stderr, _("The resize_inode and meta_bg features " - "are not compatible.\n" - "They can not be both enabled " - "simultaneously.\n")); + /* Check the user's mkfs options for 64bit */ + if ((fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) && + !(fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_EXTENTS)) { + printf("%s", _("Extents MUST be enabled for a 64-bit " + "filesystem. Pass -O extents to rectify.\n")); exit(1); } @@ -1781,63 +2097,6 @@ profile_error: if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && ((tmp = getenv("MKE2FS_FIRST_META_BG")))) fs_param.s_first_meta_bg = atoi(tmp); - - /* Get the hardware sector sizes, if available */ - retval = ext2fs_get_device_sectsize(device_name, &lsector_size); - if (retval) { - com_err(program_name, retval, - _("while trying to determine hardware sector size")); - exit(1); - } - retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size); - if (retval) { - com_err(program_name, retval, - _("while trying to determine physical sector size")); - exit(1); - } - - if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) - lsector_size = atoi(tmp); - if ((tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE")) != NULL) - psector_size = atoi(tmp); - - /* Older kernels may not have physical/logical distinction */ - if (!psector_size) - psector_size = lsector_size; - - if (blocksize <= 0) { - use_bsize = get_int_from_profile(fs_types, "blocksize", 4096); - - if (use_bsize == -1) { - use_bsize = sys_page_size; - if ((linux_version_code < (2*65536 + 6*256)) && - (use_bsize > 4096)) - use_bsize = 4096; - } - if (lsector_size && use_bsize < lsector_size) - use_bsize = lsector_size; - if ((blocksize < 0) && (use_bsize < (-blocksize))) - use_bsize = -blocksize; - blocksize = use_bsize; - ext2fs_blocks_count_set(&fs_param, - ext2fs_blocks_count(&fs_param) / - (blocksize / 1024)); - } else { - if (blocksize < lsector_size) { /* Impossible */ - com_err(program_name, EINVAL, - _("while setting blocksize; too small " - "for device\n")); - exit(1); - } else if ((blocksize < psector_size) && - (psector_size <= sys_page_size)) { /* Suboptimal */ - fprintf(stderr, _("Warning: specified blocksize %d is " - "less than device physical sectorsize %d\n"), - blocksize, psector_size); - } - } - - fs_param.s_log_block_size = - int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) { if (!cluster_size) cluster_size = get_int_from_profile(fs_types, @@ -1845,6 +2104,18 @@ profile_error: blocksize*16); fs_param.s_log_cluster_size = int_log2(cluster_size >> EXT2_MIN_CLUSTER_LOG_SIZE); + if (fs_param.s_log_cluster_size && + fs_param.s_log_cluster_size < fs_param.s_log_block_size) { + com_err(program_name, 0, "%s", + _("The cluster size may not be " + "smaller than the block size.\n")); + exit(1); + } + } else if (cluster_size) { + com_err(program_name, 0, "%s", + _("specifying a cluster size requires the " + "bigalloc feature")); + exit(1); } else fs_param.s_log_cluster_size = fs_param.s_log_block_size; @@ -1871,15 +2142,25 @@ profile_error: } #endif + num_backups = get_int_from_profile(fs_types, "num_backup_sb", 2); + blocksize = EXT2_BLOCK_SIZE(&fs_param); + /* + * Initialize s_desc_size so that the parse_extended_opts() + * can correctly handle "-E resize=NNN" if the 64-bit option + * is set. + */ + if (fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) + fs_param.s_desc_size = EXT2_MIN_DESC_SIZE_64BIT; + /* This check should happen beyond the last assignment to blocksize */ if (blocksize > sys_page_size) { if (!force) { com_err(program_name, 0, _("%d-byte blocks too big for system (max %d)"), blocksize, sys_page_size); - proceed_question(); + proceed_question(proceed_delay); } fprintf(stderr, _("Warning: %d-byte blocks too big for system " "(max %d), forced to continue\n"), @@ -1899,6 +2180,20 @@ profile_error: EXT2_MKJOURNAL_LAZYINIT : 0; journal_flags |= EXT2_MKJOURNAL_NO_MNT_CHECK; + if (!journal_location_string) + journal_location_string = get_string_from_profile(fs_types, + "journal_location", ""); + if ((journal_location == ~0ULL) && journal_location_string && + *journal_location_string) + journal_location = parse_num_blocks2(journal_location_string, + fs_param.s_log_block_size); + free(journal_location_string); + + packed_meta_blocks = get_bool_from_profile(fs_types, + "packed_meta_blocks", 0); + if (packed_meta_blocks) + journal_location = 0; + /* Get options from profile */ for (cpp = fs_types; *cpp; cpp++) { tmp = NULL; @@ -1911,12 +2206,45 @@ profile_error: if (extended_opts) parse_extended_opts(&fs_param, extended_opts); - /* Since sparse_super is the default, we would only have a problem + /* Don't allow user to set both metadata_csum and uninit_bg bits. */ + if ((fs_param.s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) && + (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM)) + fs_param.s_feature_ro_compat &= + ~EXT4_FEATURE_RO_COMPAT_GDT_CSUM; + + /* Can't support bigalloc feature without extents feature */ + if ((fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) && + !(fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_EXTENTS)) { + com_err(program_name, 0, "%s", + _("Can't support bigalloc feature without " + "extents feature")); + exit(1); + } + + if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && + (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) { + fprintf(stderr, "%s", _("The resize_inode and meta_bg " + "features are not compatible.\n" + "They can not be both enabled " + "simultaneously.\n")); + exit(1); + } + + if (!quiet && + (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC)) + fprintf(stderr, "%s", _("\nWarning: the bigalloc feature is " + "still under development\n" + "See https://ext4.wiki.kernel.org/" + "index.php/Bigalloc for more information\n\n")); + + /* + * Since sparse_super is the default, we would only have a problem * here if it was explicitly disabled. */ if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("reserved online resize blocks not supported " "on non-sparse filesystem")); exit(1); @@ -1925,12 +2253,21 @@ profile_error: if (fs_param.s_blocks_per_group) { if (fs_param.s_blocks_per_group < 256 || fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("blocks per group count out of range")); exit(1); } } + /* + * If the bigalloc feature is enabled, then the -g option will + * specify the number of clusters per group. + */ + if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) { + fs_param.s_clusters_per_group = fs_param.s_blocks_per_group; + fs_param.s_blocks_per_group = 0; + } + if (inode_size == 0) inode_size = get_int_from_profile(fs_types, "inode_size", 0); if (!flex_bg_size && (fs_param.s_feature_incompat & @@ -1940,7 +2277,7 @@ profile_error: if (flex_bg_size) { if (!(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG)) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Flex_bg feature not enabled, so " "flex_bg size may not be specified")); exit(1); @@ -1961,6 +2298,19 @@ profile_error: fs_param.s_inode_size = inode_size; } + /* + * If inode size is 128 and inline data is enabled, we need + * to notify users that inline data will never be useful. + */ + if ((fs_param.s_feature_incompat & + EXT4_FEATURE_INCOMPAT_INLINE_DATA) && + fs_param.s_inode_size == EXT2_GOOD_OLD_INODE_SIZE) { + com_err(program_name, 0, + _("inode size is %d, inline data is useless"), + fs_param.s_inode_size); + exit(1); + } + /* Make sure number of inodes specified will fit in 32 bits */ if (num_inodes == 0) { unsigned long long n; @@ -1988,7 +2338,7 @@ profile_error: fs_param.s_inodes_count = num_inodes ? num_inodes : (ext2fs_blocks_count(&fs_param) * blocksize) / inode_ratio; - if ((((long long)fs_param.s_inodes_count) * + if ((((unsigned long long)fs_param.s_inodes_count) * (inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE)) >= ((ext2fs_blocks_count(&fs_param)) * EXT2_BLOCK_SIZE(&fs_param))) { @@ -2009,6 +2359,13 @@ profile_error: ext2fs_r_blocks_count_set(&fs_param, reserved_ratio * ext2fs_blocks_count(&fs_param) / 100.0); + if (fs_param.s_feature_compat & EXT4_FEATURE_COMPAT_SPARSE_SUPER2) { + if (num_backups >= 1) + fs_param.s_backup_bgs[0] = 1; + if (num_backups >= 2) + fs_param.s_backup_bgs[1] = ~0; + } + free(fs_type); free(usage_types); } @@ -2023,7 +2380,8 @@ static int should_do_undo(const char *name) int csum_flag, force_undo; csum_flag = EXT2_HAS_RO_COMPAT_FEATURE(&fs_param, - EXT4_FEATURE_RO_COMPAT_GDT_CSUM); + EXT4_FEATURE_RO_COMPAT_GDT_CSUM | + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM); force_undo = get_int_from_profile(fs_types, "force_undo", 0); if (!force_undo && (!csum_flag || !lazy_itable_init)) return 0; @@ -2068,7 +2426,7 @@ static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) { errcode_t retval = ENOMEM; char *tdb_dir = NULL, *tdb_file = NULL; - char *device_name, *tmp_name; + char *dev_name, *tmp_name; int free_tdb_dir = 0; /* @@ -2084,26 +2442,27 @@ static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) } if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) || - access(tdb_dir, W_OK)) + access(tdb_dir, W_OK)) { + if (free_tdb_dir) + free(tdb_dir); return 0; + } tmp_name = strdup(name); if (!tmp_name) goto errout; - device_name = basename(tmp_name); - tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(device_name) + 7 + 1); + dev_name = basename(tmp_name); + tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(dev_name) + 7 + 1); if (!tdb_file) { free(tmp_name); goto errout; } - sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, device_name); + sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, dev_name); free(tmp_name); - if (!access(tdb_file, F_OK)) { - if (unlink(tdb_file) < 0) { - retval = errno; - goto errout; - } + if ((unlink(tdb_file) < 0) && (errno != ENOENT)) { + retval = errno; + goto errout; } set_undo_io_backing_manager(*io_ptr); @@ -2124,7 +2483,7 @@ errout: if (free_tdb_dir) free(tdb_dir); free(tdb_file); - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("while trying to setup undo file\n")); return retval; } @@ -2179,29 +2538,43 @@ static int mke2fs_discard_device(ext2_filsys fs) static void fix_cluster_bg_counts(ext2_filsys fs) { - blk64_t cluster, num_clusters, tot_free; - int grp_free, num_free, group, num; - - num_clusters = EXT2FS_B2C(fs, ext2fs_blocks_count(fs->super)); - tot_free = num_free = num = group = grp_free = 0; - for (cluster = EXT2FS_B2C(fs, fs->super->s_first_data_block); - cluster < num_clusters; cluster++) { - if (!ext2fs_test_block_bitmap2(fs->block_map, - EXT2FS_C2B(fs, cluster))) { - grp_free++; - tot_free++; + blk64_t block, num_blocks, last_block, next; + blk64_t tot_free = 0; + errcode_t retval; + dgrp_t group = 0; + int grp_free = 0; + + num_blocks = ext2fs_blocks_count(fs->super); + last_block = ext2fs_group_last_block2(fs, group); + block = fs->super->s_first_data_block; + while (block < num_blocks) { + retval = ext2fs_find_first_zero_block_bitmap2(fs->block_map, + block, last_block, &next); + if (retval == 0) + block = next; + else { + block = last_block + 1; + goto next_bg; } - num++; - if ((num == fs->super->s_clusters_per_group) || - (cluster == num_clusters-1)) { + + retval = ext2fs_find_first_set_block_bitmap2(fs->block_map, + block, last_block, &next); + if (retval) + next = last_block + 1; + grp_free += EXT2FS_NUM_B2C(fs, next - block); + tot_free += next - block; + block = next; + + if (block > last_block) { + next_bg: ext2fs_bg_free_blocks_count_set(fs, group, grp_free); ext2fs_group_desc_csum_set(fs, group); - num = 0; grp_free = 0; group++; + last_block = ext2fs_group_last_block2(fs, group); } } - ext2fs_free_blocks_count_set(fs->super, EXT2FS_C2B(fs, tot_free)); + ext2fs_free_blocks_count_set(fs->super, tot_free); } static int create_quota_inodes(ext2_filsys fs) @@ -2221,14 +2594,14 @@ int main (int argc, char *argv[]) errcode_t retval = 0; ext2_filsys fs; badblocks_list bb_list = 0; - unsigned int journal_blocks; + unsigned int journal_blocks = 0; unsigned int i, checkinterval; int max_mnt_count; int val, hash_alg; int flags; int old_bitmaps; io_manager io_ptr; - char tdb_string[40]; + char opt_string[40]; char *hash_alg_str; int itable_zeroed = 0; @@ -2274,26 +2647,60 @@ int main (int argc, char *argv[]) flags |= EXT2_FLAG_PRINT_PROGRESS; retval = ext2fs_initialize(device_name, flags, &fs_param, io_ptr, &fs); if (retval) { - com_err(device_name, retval, _("while setting up superblock")); + com_err(device_name, retval, "%s", + _("while setting up superblock")); exit(1); } fs->progress_ops = &ext2fs_numeric_progress_ops; + /* Check the user's mkfs options for metadata checksumming */ + if (!quiet && + EXT2_HAS_RO_COMPAT_FEATURE(fs->super, + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) { + if (!EXT2_HAS_INCOMPAT_FEATURE(fs->super, + EXT3_FEATURE_INCOMPAT_EXTENTS)) + printf("%s", + _("Extents are not enabled. The file extent " + "tree can be checksummed, whereas block maps " + "cannot. Not enabling extents reduces the " + "coverage of metadata checksumming. " + "Pass -O extents to rectify.\n")); + if (!EXT2_HAS_INCOMPAT_FEATURE(fs->super, + EXT4_FEATURE_INCOMPAT_64BIT)) + printf("%s", + _("64-bit filesystem support is not enabled. " + "The larger fields afforded by this feature " + "enable full-strength checksumming. " + "Pass -O 64bit to rectify.\n")); + } + + /* Calculate journal blocks */ + if (!journal_device && ((journal_size) || + (fs_param.s_feature_compat & + EXT3_FEATURE_COMPAT_HAS_JOURNAL))) + journal_blocks = figure_journal_size(journal_size, fs); + /* Can't undo discard ... */ - if (!noaction && discard && (io_ptr != undo_io_manager)) { + if (!noaction && discard && dev_size && (io_ptr != undo_io_manager)) { retval = mke2fs_discard_device(fs); if (!retval && io_channel_discard_zeroes_data(fs->io)) { if (verbose) - printf(_("Discard succeeded and will return 0s " - " - skipping inode table wipe\n")); + printf("%s", + _("Discard succeeded and will return " + "0s - skipping inode table wipe\n")); lazy_itable_init = 1; itable_zeroed = 1; + zero_hugefile = 0; } } - sprintf(tdb_string, "tdb_data_size=%d", fs->blocksize <= 4096 ? + sprintf(opt_string, "tdb_data_size=%d", fs->blocksize <= 4096 ? 32768 : fs->blocksize * 8); - io_channel_set_options(fs->io, tdb_string); + io_channel_set_options(fs->io, opt_string); + if (offset) { + sprintf(opt_string, "offset=%llu", offset); + io_channel_set_options(fs->io, opt_string); + } if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS) fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS; @@ -2303,6 +2710,7 @@ int main (int argc, char *argv[]) (fs_param.s_feature_ro_compat & (EXT4_FEATURE_RO_COMPAT_HUGE_FILE|EXT4_FEATURE_RO_COMPAT_GDT_CSUM| EXT4_FEATURE_RO_COMPAT_DIR_NLINK| + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM| EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE))) fs->super->s_kbytes_written = 1; @@ -2323,6 +2731,7 @@ int main (int argc, char *argv[]) } } else uuid_generate(fs->super->s_uuid); + ext2fs_init_csum_seed(fs); /* * Initialize the directory index variables @@ -2399,6 +2808,10 @@ int main (int argc, char *argv[]) sizeof(fs->super->s_last_mounted)); } + if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super, + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) + fs->super->s_checksum_type = EXT2_CRC32C_CHKSUM; + if (!quiet || noaction) show_stats(fs); @@ -2415,23 +2828,27 @@ int main (int argc, char *argv[]) read_bb_file(fs, &bb_list, bad_blocks_filename); if (cflag) test_disk(fs, &bb_list); - handle_bad_blocks(fs, bb_list); + fs->stride = fs_stride = fs->super->s_raid_stride; if (!quiet) - printf(_("Allocating group tables: ")); - retval = ext2fs_allocate_tables(fs); + printf("%s", _("Allocating group tables: ")); + if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG) && + packed_meta_blocks) + retval = packed_allocate_tables(fs); + else + retval = ext2fs_allocate_tables(fs); if (retval) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("while trying to allocate filesystem tables")); exit(1); } if (!quiet) - printf(_("done \n")); + printf("%s", _("done \n")); retval = ext2fs_convert_subcluster_bitmap(fs, &fs->block_map); if (retval) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("\n\twhile converting subcluster bitmap")); exit(1); } @@ -2445,8 +2862,7 @@ int main (int argc, char *argv[]) * inodes as unused; we want e2fsck to consider all * inodes as potentially containing recoverable data. */ - if (fs->super->s_feature_ro_compat & - EXT4_FEATURE_RO_COMPAT_GDT_CSUM) { + if (ext2fs_has_group_desc_csum(fs)) { for (i = 0; i < fs->group_desc_count; i++) ext2fs_bg_itable_unused_set(fs, i, 0); } @@ -2488,6 +2904,7 @@ int main (int argc, char *argv[]) retval = ext2fs_create_resize_inode(fs); if (retval) { com_err("ext2fs_create_resize_inode", retval, + "%s", _("while reserving blocks for online resize")); exit(1); } @@ -2497,8 +2914,9 @@ int main (int argc, char *argv[]) if (journal_device) { ext2_filsys jfs; - if (!force) - check_plausibility(journal_device); + if (!check_plausibility(journal_device, CHECK_BLOCK_DEV, + NULL) && !force) + proceed_question(proceed_delay); check_mount(journal_device, force, _("journal")); retval = ext2fs_open(journal_device, EXT2_FLAG_RW| @@ -2523,16 +2941,14 @@ int main (int argc, char *argv[]) exit(1); } if (!quiet) - printf(_("done\n")); + printf("%s", _("done\n")); ext2fs_close(jfs); free(journal_device); } else if ((journal_size) || (fs_param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { - journal_blocks = figure_journal_size(journal_size, fs); - if (super_only) { - printf(_("Skipping journal creation in super-only mode\n")); + printf("%s", _("Skipping journal creation in super-only mode\n")); fs->super->s_journal_inum = EXT2_JOURNAL_INO; goto no_journal; } @@ -2547,23 +2963,25 @@ int main (int argc, char *argv[]) journal_blocks); fflush(stdout); } - retval = ext2fs_add_journal_inode(fs, journal_blocks, - journal_flags); + retval = ext2fs_add_journal_inode2(fs, journal_blocks, + journal_location, + journal_flags); if (retval) { - com_err (program_name, retval, - _("\n\twhile trying to create journal")); + com_err(program_name, retval, "%s", + _("\n\twhile trying to create journal")); exit(1); } if (!quiet) - printf(_("done\n")); + printf("%s", _("done\n")); } no_journal: if (!super_only && fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) { retval = ext2fs_mmp_init(fs); if (retval) { - fprintf(stderr, _("\nError while enabling multiple " - "mount protection feature.")); + fprintf(stderr, "%s", + _("\nError while enabling multiple " + "mount protection feature.")); exit(1); } if (!quiet) @@ -2579,17 +2997,35 @@ no_journal: EXT4_FEATURE_RO_COMPAT_QUOTA)) create_quota_inodes(fs); + retval = mk_hugefiles(fs); + if (retval) + com_err(program_name, retval, "while creating huge files"); + /* Copy files from the specified directory */ + if (root_dir) { + if (!quiet) + printf("%s", _("Copying files into the device: ")); + + retval = populate_fs(fs, EXT2_ROOT_INO, root_dir, + EXT2_ROOT_INO); + if (retval) { + com_err(program_name, retval, "%s", + _("\nError while populating file system\n")); + exit(1); + } else if (!quiet) + printf("%s", _("done\n")); + } + if (!quiet) - printf(_("Writing superblocks and " + printf("%s", _("Writing superblocks and " "filesystem accounting information: ")); checkinterval = fs->super->s_checkinterval; max_mnt_count = fs->super->s_max_mnt_count; retval = ext2fs_close(fs); if (retval) { - fprintf(stderr, + fprintf(stderr, "%s", _("\nWarning, had trouble writing out superblocks.")); } else if (!quiet) { - printf(_("done\n\n")); + printf("%s", _("done\n\n")); if (!getenv("MKE2FS_SKIP_CHECK_MSG")) print_check_message(max_mnt_count, checkinterval); }